The American Presidency Project website presents election results from the 1856 presidential election. This site also contains the Democratic Party Platform, External Whig Party Platform, External and the Republican Party Platform External of 1856.

House Divided: The Civil War Research Engine at Dickinson College. This site compiles documents, images, and events related to the presidential election of 1856.

This site presents an examination of national popular political culture in antebellum America. It includes histories of the presidential campaigns from 1840-1860, as well as primary source material, such as campaign biographies and campaign songbooks. Recordings of some of the songs are also available. This project was made possible by a generous grant from the Institute for Museum and Library Services and is provided by the Abraham Lincoln Historical Digitization Project at Northern Illinois University Libraries.

The UVA Miller Center presents an essay on James Buchanan's 1856 presidential campaign.